| Abbreviation | Definition |
|---|---|
| CMTC | California Massage Therapy Council |
| CMWG | Council Merger Working Group |
| CNAA | Council for National Academic Awards |
| CNAC | Child Nutrition Advisory Council |
| CND | Council For Nuclear Disarmament |
| CNE | Council of newspaper editor |
| CNETU | Council of Non European trade unions |
| CNHA | Council for Native Hawaiian Advancement |
| CNHC | Complementary and Natural Healthcare Council |
| CNHC | Complementary Natural Healthcare Council |
| CNHC | Council Of Network Homeless Coordinators |
| CNP | Council for National Policy |
| CNR | Council of National Representatives |
| CNRC | Council of National Resource Centers |
| CNSW | Council of Nephrology Social Workers |
| COA | Council Of Architecture |
| COA | Council of the Americas |
| COA | Council On Accreditation |
| COAB | Council of All Beings |
| COAC | Clinical Operations Advisory Council |